Doe office of management, budget and evaluation work breakdown structure project management practices guide, revision e dated june 2003. The work breakdown structure wbs is a commonly used project management tool which helps project teams get a grasp on the various types of work that are required to complete a project. In reality, wbs is a simple and easy visual breakdown of deliverables for product, result, or service. Considerable thought and planning should be given to its development and implementation. Every work breakdown structure example will help managers understand how the structure works and why its useful.
A work breakdown structure wbs is a visual tool for defining and tracking a project deliverable and all the small components needed to create it. Development of work breakdown structure wbs standard for producing the risk based structural work safety plan of building. A work breakdown structure wbs is a fundamental project management technique for defining and organizing the total scope of a project, using a hierarchical. In this process the scope management plan is created. With a work breakdown structure, you can stay focused on what you need to accomplish as you move toward the project deadline. In order to produce these deliverables, work must be performed. Wbs work breakdown structure approach in project management. By kim colenso, managing principal, artemis management systems. These components are further decomposed until a required person from the team can be assigned. The following discussion will examine the current trends and practice regarding work breakdown structures. Instead, wbs provides useful inputs for cost estimating and budgeting, scope control, activity definition, and more. A work breakdown structure wbs is a hierarchical outline of the tasks needed to deliver the projects product or service.
A work breakdown structure is a key project deliverable that organizes the teams work into manageable sections. Cdc unified process practices guide work breakdown structure up version. The project management body of knowledge defines the work breakdown structure as a deliverable oriented hierarchical decomposition of the work to be executed by the project team. Develop a work breakdown structure to determine the hierarchy of a project. Managers use wbs to break down their projects into easily manageable components. This guideline is intended to help the project manager organize project materials by providing a simple set of rules for creating and storing project documentation, and illustrates the application of these rules to a. Pdf development of work breakdown structure wbs dictionary. Is a deliverable breakdown structure is a hierarchical decomposition of the work the deliverables are decomposed to. Creating the work breakdown structure the wbs can be structured in either of two ways. Think of the wbs as a visual model of the project that identifies each piece of the scope of. Work breakdown structure is a hierarchical breakdown of the work to be done in the project.
Develop standard pm wbs templates for all types of infrastructure and non. It can help the project manager predict outcomes based on various scenarios. Today, work breakdown structures are widely used for projects of all types, both business and personal. A work breakdown structure, commonly abbreviated wbs, is a key project deliverable that is utilized to organize a project teams work and responsibilities into compact sections that are more manageable. Based on the work breakdown structure formats document attached in the file area, address the level one headings as numbered below. Review the overview and steps for creating a work breakdown structure starting on the next page. Consider it a precursor to a detailed gantt chart or microsoft project file. Differentiate the five approaches for creating work breakdown structures wbs the work breakdown structure wbs is a chart. Today, wbi helps develop individual, organizational, and institutional capacity in the world banks member. Oil, gas and petrochemical ogp work breakdown structure. To develop work breakdown structures, the project manager should take the guidance provided here and apply wbs construction activities independently of the project schedule or scheduling tools. Outline for module 6 preparing the work breakdown structure, responsibility matrix, and master summary.
Work breakdown structure formats pdf see attached pdf in file area this document presents a scenario and three corresponding work breakdown structures that you will use for your discussion this week. Back directx enduser runtime web installer next directx enduser runtime web installer. Pdf in the construction project plan, a description of the project work that will be used as a reference for the implementation of the construction. When creating a deliverablesbased wbs, the term is probably not appropriate. Pdf the work breakdown structure in software project. Usually this process is about creating a detailed decomposition of work planned for completion into smaller, more manageable and measurable components the pmbok guide.
Cost estimating cost budgeting resource planning risk management planning activity definition. A work breakdown structure wbs can help and heres how. Microsoft download manager is free and available for download now. Breakdown structures wbs as they begin the process of project management. What is the importance of wbs in project management. To do this, the project manager will reference a set of key documents to begin developing the wbs. Wbs help project managers to breakdown complex activities into smaller doable task. Managing the implementation of development russell d. For the purpose of examples, the phase is at level 1. It does not elaborate about individual tasks or the order of execution in detail. The work breakdown structure wbs is a vehicle for breaking an engineering project down into subproject, tasks, subtasks, work packages, and so on. It is the connecting point for work and cost estimates, schedule information, actual work effort cost expenditures, and accountability. User manual planning wbs and schedule projectconnections. Developing the work breakdown structure means defining the relationships between the project goals, deliverables and scope.
Work breakdown structure assignment online nursing. Preliminary design phase, critical design phase must ensure that phases are clearly separated by a deliverable e. Download wbs modeler addin for visio 2010 from official. How to improve productivity with a work breakdown structure.
It consists of the purpose, the need, and goals and objectives. Management information systems work breakdown structure for developing a new customer relationship management crm system 1. The plan scope management process spells out the directions on how scope management will take place through the project including identifying needs, and developing a work breakdown structure. It documents the projects scope how it is defined, validated and controlled. It describes the what is to be done not the process or schedule. Project documentation naming conventions and repository. It takes each output and shows in sequence, from general to specific, all the activities and tasks required for its production. A work breakdown structure or wbs for short is a chart or document used to organize project work into a list of focus areas so that all work stays on track to meet project goals. Work breakdown structures that subdivide work by project phases e. Wbs can be severed as input to five key project management activities. The graphical nature of the wbs can help a project manager predict outcomes based on various scenarios, which can ensure that optimum decisions are made about whether or not to adopt suggested.
At this point, you now have level n components, where n is the number of the lowestlevel component in a particular wbs branch. Defining a work breakdown structure a work breakdown structure wbs is defined as a hierarchy of tasks that are representative of the real work flow of a construction project. The work breakdown structure visually defines the scope into manageable chunks that a project team can. Help improve the project planning process by generating a project plan from a graphical work breakdown structure wbs using this visio 2010 addin in combination with microsoft project. Pdf development of work breakdown structure wbs standard. The first approach structures the wbs primarily from a deliverables perspective, in that the highest level level 1 entries represent the major deliverables that the project is committed to create.
A brief synopsis, an oil, gas and petrochemical ogp work breakdown structure in both word and excel, and a pdf appendix of the oil, gas and petrochemical ogp work breakdown structure wbs example. The wbs was originally developed by the us department of defense, which mandated their use across the dod. Better allocation when there is a clear plan of action, allocating time and resources becomes much less complicated. The project management institute pmi 2001 define the wbs as a hierarchical structure that defines and organises the total project scope based on deliverables, with each descending level in the hierarchy representing an increasingly detailed definition of the project work. A work breakdown structure wbs is a project management tool designed to capture project tasks in a visual, organized manner. Work breakdown structure a project work breakdown structure wbs is a deliverable or product oriented grouping of project work elements shown in graph ical display to organize and subdivide the total work scope of a project. Work breakdown structures a work breakdown structure is a deliverableoriented hierarchical decomposition of the work to be executed by the project team to accomplish the project objectives and create the required deliverables.
A work breakdown structure wbs is a chart in which the critical work elements, called tasks, of a project are illustrated to portray their relationships to each other and to the project as a whole. All about work breakdown structures wbs smartsheet. Section 5 discusses the building blocks of a wbs, known as work packages, and section 6 discusses how the wbs should be used and managed in projects. Applying the work breakdown structure to the project. The purpose of the project documentation naming conventions and repository guideline is to establish project documentation naming standards and structure for project repositories. Developing and elaborating effective work breakdown structures. The importance of it is that, it helps to make sure that all activities are assign. A typical approach in developing a wbs is to start at the highest level, with the product of the project. As such the work breakdown structure wbs also defines the scope of work of the project. The wbs runs from conceptualization to final editing and manuscript delivery. The work breakdown structure wbs is the foundation for project planning and control. Identify how team members will be involved in creating the wbs and educate them on their role.
See a large image and download a visio or pdf of the wbs. Plan development task identification and work breakdown. Students shall work with their opening pos statement, or project charter, and use this document as a basis to begin developing and creating a work breakdown structure, or wbs. This zip file contains the white paper the work breakdown structure. Many people have mistaken wbs as a list of tasks, a schedule or an organization chart. After this, the next step will involve integration, which in this case would be developing an interface that will link various smaller modules for producing the x. Meetings will be held with the customer and users to determine the business requirements. Creating a work breakdown structure wbs helps you be both comprehensive and specific when managing a project. The work breakdown structure provides a common framework for the natural development of the overall planning and control of a contract and is the basis for dividing work into definable increments from which the statement of work can be developed and technical, schedule, cost, and labor hour reporting can be established a work breakdown structure permits summing of subordinate costs for tasks.
It breaksdown the project into lowlevel subtask units of work that will be scheduled, executed and controlled. Work breakdown structure relativistic heavy ion collider. Thinking in detail is critical when planning your project, but you also need to consider the big picture. The importance of the wbs experienced project managers know there are many things that can go wrong in projects. Lets understand the work break down structure by taking an example of the aircraft system. A work breakdown structure in every project management and system engineering is an effective tool that is used for defining and group the discrete elements of work in any project so that it can help the organization, build it in some way and boost the work scope of the whole project. This microsoft project file for developing and writing a software user manual includes a work breakdown structure, general scheduling and dependencies, resource allocation, and even beginning leveling information. Work breakdown structure wbs the wbs provides a clear description of the projects deliverables. The building blocks of a schedule start with a work breakdown structure wbs. Differentiate the five approaches for creating work.
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